Engine-CodesHonda – P1706 Honda

P1706 Honda Code - Open in Transmission Range Switch Circuit

Quick Answer

The P1706 Honda code indicates an open in the transmission range switch circuit. Common causes include Faulty transmission range switch, Loose or corroded wiring connections, Electrical short in the circuit. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P1706 Honda indicates Open in Transmission Range Switch Circuit.
Common causes
Common causes include Faulty transmission range switch, Loose or corroded wiring connections, Electrical short in the circuit.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code P1706 Honda Description

The P1706 Honda code indicates an open in the transmission range switch circuit. This means that there is a problem with the electrical circuit that is responsible for communicating the gear position of the transmission to the vehicle's computer system. The transmission range switch, also known as the neutral safety switch, is a critical component that ensures the proper operation of the transmission. When this circuit is open, it can lead to various issues with the vehicle's performance and safety.

OBDII Code P1706 Honda - Open in Transmission Range Switch Circuit
P1706 Honda Code - Open in Transmission Range Switch Circuit

Common Causes of P1706 Honda

  1. Faulty transmission range switch
  2. Loose or corroded wiring connections
  3. Electrical short in the circuit
  4. Damaged transmission control module
  5. Water or debris intrusion in the transmission range switch circuit

Symptoms of P1706 Honda

  1. Difficulty shifting gears or erratic shifting patterns
  2. Vehicle stalling or not starting
  3. Inaccurate gear position display on the dashboard
  4. Check Engine Light illuminated
  5. Loss of power or acceleration

How to Fix P1706 Honda

  1. Diagnose the issue using a scan tool to confirm the P1706 Honda code and inspect the transmission range switch circuit for any visible damage.
  2. Check the wiring connections for corrosion, looseness, or damage. Repair or replace any faulty wiring.
  3. Test the transmission range switch for proper operation and replace it if necessary.
  4. Clear the fault code from the vehicle's computer system and perform a test drive to confirm that the issue has been resolved.
  5. If the problem persists, further diagnostics may be required to identify any underlying issues with the transmission control module or other components.

Cost to Fix P1706 Honda

The cost of repairing a P1706 Honda code can vary depending on the specific cause of the issue and the labor rates at the auto repair shop. In general, the parts for a transmission range switch replacement can range from $50 to $200, while the labor cost can be between $100 and $300. Overall, the total repair cost for addressing this issue can range from $150 to $500. It's important to note that these are rough estimates and actual costs may vary based on the vehicle make and model, location, and other factors. It's recommended to consult with a professional mechanic for a more accurate cost estimate.

Tech Notes for P1706 Honda

P1706, P1705, P1709-Replace Acura / Honda V6 Transmission Range Switch - Neutral Safety Switch




2006 honda odyssey neutral safety switch replace




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Information for Specific Honda Models

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P1706 Honda Code

1. What are common symptoms of OBDII code P1706 in a Honda vehicle?

- Common symptoms include issues with shifting gears, hesitation or jerking when accelerating, and the transmission staying in one gear.

2. What does the OBDII code P1706 "Open in Transmission Range Switch Circuit" mean in a Honda?

- This code indicates that there is an open circuit in the transmission range switch circuit, which can affect the transmission's ability to shift properly.

3. What are possible causes of OBDII code P1706 in a Honda?

- Possible causes include a faulty transmission range switch, damaged wiring or connectors in the circuit, or a malfunctioning transmission control module.

4. How can I diagnose the cause of OBDII code P1706 in my Honda?

- Diagnosing this issue involves checking the transmission range switch for proper operation, inspecting the wiring and connectors for damage, and testing the circuit for continuity.

5. Can driving with OBDII code P1706 in a Honda cause further damage?

- Continuing to drive with this code may result in poor shifting performance, potential transmission damage, and reduced fuel efficiency over time.

6. How can I repair OBDII code P1706 in a Honda?

- Repairing this issue typically involves replacing the faulty transmission range switch, repairing any damaged wiring or connectors, and clearing the code with a diagnostic tool.

7. Is it safe to continue driving my Honda with OBDII code P1706 present?

- It is not recommended to drive the vehicle with this code present, as it can lead to transmission issues and potential safety hazards on the road.

8. Can I reset OBDII code P1706 in my Honda without fixing the underlying issue?

- While you can clear the code temporarily, it will likely reappear until the root cause, such as the open circuit in the transmission range switch circuit, is addressed.

9. How much does it typically cost to repair OBDII code P1706 in a Honda?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve parts and labor expenses ranging from $100 to $500 or more.

10. Can a DIY enthusiast fix OBDII code P1706 in a Honda, or is it best left to professionals?

- While some DIY enthusiasts may be able to diagnose and repair this issue, it is recommended to consult a professional mechanic with experience in transmission systems for accurate and safe repairs.

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